package com.mwj.common.vaild;

import javax.validation.ConstraintValidator;
import javax.validation.ConstraintValidatorContext;
import java.util.HashSet;
import java.util.Set;

public class ListValueConstraintValidator implements ConstraintValidator<ListValue,Integer> {

    private Set<Integer> set =new HashSet<Integer>();
    //初始化值
    public void initialize(ListValue constraintAnnotation) {
      int [] vals =constraintAnnotation.vals();
      for (int val : vals) {
          set.add(val);
      }
    }
    //判断是否成功
    public boolean isValid(Integer integer, ConstraintValidatorContext constraintValidatorContext) {
        return set.contains(integer);
    }
}
